You’ve seen them in the magazines, on television, in the museums and maybe you’ve even held one in your hands. A question that often arises is “How do scientists determine the age of a dinosaur bone?
” That’s what we’ll briefly explore in this month’s article. We know, for instance, that fire is hot, the moon orbits the Earth and chocolate ice cream is much better than plain vanilla.
” In other words, what about the bone itself makes it old?
I’ve asked many people that question and the response is usually a short period of silence followed by the shrugging of the shoulders.
Most scientists believe them to be at least 65 million years old.He was employed at Caltech's Division of Geological & Planetary Sciences at the time of writing the first edition.He is presently employed in the Space & Atmospheric Sciences Group at the Los Alamos National Laboratory.The organic content of fossil bones has become widely regarded as an unreliable criterion for their antiquity.Some bones that appear to be well fossilised do in fact contain considerable amounts of protein.